7004006 has 16 divisors (see below), whose sum is σ = 11073024. Its totient is φ = 3316104.

The previous prime is 7003999. The next prime is 7004009. The reversal of 7004006 is 6004007.

It is a super-2 number, since 2×7004006² = 98112200096072, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7004009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4211 + ... + 5633.

It is an arithmetic number, because the mean of its divisors is an integer number (692064).

Almost surely, 2^7004006 is an apocalyptic number.

7004006 is a deficient number, since it is larger than the sum of its proper divisors (4069018).

7004006 is a wasteful number, since it uses less digits than its factorization.

7004006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1555.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 7004006 is about 2646.5082656209. The cubic root of 7004006 is about 191.3296027579.

Subtracting from 7004006 its reverse (6004007), we obtain a palindrome (999999).

The spelling of 7004006 in words is "seven million, four thousand, six".